Magnetic pole pressing plate machining clamp

Abstract

The utility model discloses a magnetic pole pressing plate processing clamp in the technical field of magnetic pole pressing plate processing, which comprises a processing table, second connecting blocks are fixedly mounted at the top of the processing table and are distributed on two sides of a through hole, two sides of the second connecting blocks are rotatably connected with connecting rods, and the connecting rods are connected with the processing table. The top ends of the connecting rods are rotationally arranged on the two sides of the connecting arm, the air cylinder, the first connecting block, the connecting arm, the pressing rod, the second connecting block, the connecting rods, the sliding grooves, the lead screw and the limiting plate are arranged, the lead screw drives the limiting plate to transversely move, and the effect of clamping the two sides of the magnetic pole pressing plate can be achieved in cooperation with the second connecting block; and the air cylinder operates to drive the pressing rod at the end part of the connecting arm to press the magnetic pole pressing plate below, so that the practicability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of magnetic pole pressure plate processing, and in particular relates to a magnetic pole pressure plate processing fixture. Background Art

[0002] The size and uniformity of the gap formed by the outer circle of the rotor and the inner circle of the stator of a hydro-turbine generator set have an important impact on the performance of the hydro-turbine generator. In small and medium-sized hydro-turbine generator sets, the single-sided gap value between the rotor and the stator is generally controlled at around 10mm to 25mm, and the processing quality of the outer edge of the pole pressure plate used to fix the rotor pole will directly affect the size and uniformity of the gap between the rotor and the stator.

[0003] At present, when processing the pole pressure plate, it is necessary to use a clamp to clamp the pole pressure plate and limit it, so as to assist the operators in processing. However, the currently used pole pressure plate clamp has certain disadvantages during use and cannot be properly adjusted according to the size of the pole pressure plate. Further improvement is needed. For this reason, we propose a pole pressure plate processing fixture. Utility Model Content

[0004] The utility model aims to provide a magnetic pole plate processing fixture to solve the problem in the above background technology that the existing fixture cannot be properly adjusted according to the size of the magnetic pole plate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a magnetic pole pressure plate processing fixture, including a processing table, a cylinder is provided at the bottom of the processing table, a through hole is provided on the surface of the processing table, an output shaft is provided on the inner side of the through hole, a first connecting block is provided on the top of the output shaft, connecting arms are provided on both sides of the first connecting block, a pressure rod is provided at the bottom of one end of the connecting arm, a second connecting block is provided on the top of the processing table, connecting rods are provided on both sides of the second connecting block, slide grooves are provided on both sides of the top of the processing table, a screw rod is provided inside the slide groove, a slider is provided on the surface of the screw rod, a handle is provided at one end of the screw rod, and a limit plate is provided on the top of the slider.

[0006] Preferably, a cylinder is fixedly mounted on the bottom of the processing table, a through hole is fixedly opened in the middle of the surface of the processing table, and the bottom end of the output shaft is fixedly connected to the top output end of the cylinder.

[0007] Preferably, a first connecting block is fixedly mounted on the top of the output shaft, connecting arms are rotatably connected on both sides of the first connecting block, and a pressure rod is fixedly penetrated through the bottom of one end of the connecting arm.

[0008] Preferably, a second connecting block is fixedly installed on the top of the processing table, the second connecting blocks are distributed on both sides of the perforation, both sides of the second connecting block are rotatably connected with connecting rods, and the top ends of the connecting rods are rotatably arranged on both sides of the connecting arms.

[0009] Preferably, slide grooves are fixedly provided on both sides of the top of the processing table, and a screw rod is rotatably connected inside the slide groove.

[0010] Preferably, a sliding block is threadedly connected to the surface of the screw rod, a handle is fixedly mounted on one end of the screw rod, and a limiting plate is fixedly mounted on the top of the sliding block.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] By means of the provided cylinder, the first connecting block, the connecting arm, the pressure rod, the second connecting block, the connecting rod, the slide groove, the screw rod and the limit plate, the limit plate is driven by the screw rod to move laterally, and the second connecting block can be used to clamp the two sides of the magnetic pole pressure plate. The operation of the cylinder drives the pressure rod at the end of the connecting arm to press the magnetic pole pressure plate below, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front structural schematic diagram of the utility model;

[0014] Figure 2 It is a side structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the overall structure of the utility model.

[0016] In the figure: 1, processing table; 2, cylinder; 3, perforation; 4, output shaft; 5, first connecting block; 6, connecting arm; 7, pressure rod; 8, second connecting block; 9, connecting rod; 10, slide groove; 11, screw rod; 12, slider; 13, handle; 14, limit plate. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3The utility model provides a technical solution: a magnetic pole plate processing fixture, including a processing table 1, a cylinder 2 is provided at the bottom of the processing table 1, a through hole 3 is provided on the surface of the processing table 1, an output shaft 4 is provided on the inner side of the through hole 3, a first connecting block 5 is provided on the top of the output shaft 4, connecting arms 6 are provided on both sides of the first connecting block 5, a pressure rod 7 is provided on the bottom of one end of the connecting arm 6, a second connecting block 8 is provided on the top of the processing table 1, connecting rods 9 are provided on both sides of the second connecting block 8, slide grooves 10 are provided on both sides of the top of the processing table 1, a screw rod 11 is provided inside the slide groove 10, a slider 12 is provided on the surface of the screw rod 11, a handle 13 is provided at one end of the screw rod 11, and a limit plate 14 is provided on the top of the slider 12.

[0019] Specifically, a cylinder 2 is fixedly installed at the bottom of the processing table 1, a through hole 3 is fixedly opened in the middle of the surface of the processing table 1, the bottom end of the output shaft 4 is fixedly connected to the top output end of the cylinder 2, a first connecting block 5 is fixedly installed on the top of the output shaft 4, connecting arms 6 are rotatably connected on both sides of the first connecting block 5, and a pressure rod 7 is fixedly penetrated at the bottom of one end of the connecting arm 6, a second connecting block 8 is fixedly installed on the top of the processing table 1, the second connecting blocks 8 are distributed on both sides of the through hole 3, connecting rods 9 are rotatably connected on both sides of the second connecting block 8, and the top of the connecting rod 9 is rotatably arranged on both sides of the connecting arm 6, and slide grooves 10 are fixedly opened on both sides of the top of the processing table 1, a screw rod 11 is rotatably connected inside the slide groove 10, a slider 12 is threadedly connected to the surface of the screw rod 11, a handle 13 is fixedly installed on one end of the screw rod 11, and a limit plate 14 is fixedly installed on the top of the slider 12.

[0020] In this embodiment, when in use, the pole pressure plate is placed on the surface of the processing table 1. According to the width of the pole pressure plate, the handle 13 is used to drive the screw rod 11 to rotate. The rotation of the screw rod 11 drives the slider 12 on the surface to move in the direction of the second connecting block 8. The slider 12 drives the limit plate 14 to contact one side of the pole pressure plate. In cooperation with the second connecting block 8, the effect of clamping the two sides of the pole pressure plate can be achieved. The cylinder 2 is started. The operation of the cylinder 2 can drive the upper output shaft 4 to move vertically, and the first connecting block 5 is driven to move upward through the output shaft 4. The upward movement of the first connecting block 5 will drive the connecting arm 6 to rotate. The contact portion between the connecting arm 6 and the top of the connecting rod 9 is the fulcrum. The upward movement of the first connecting block 5 drives the connecting arm 6 and the end of the pressure rod 7 to rotate downward, thereby driving the bottom end of the pressure rod 7 to clamp and fix the lower pole pressure plate.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnetic pole plate processing fixture, comprising a processing table (1), characterized in that: A cylinder (2) is provided at the bottom of the processing table (1), a through hole (3) is provided on the surface of the processing table (1), an output shaft (4) is provided inside the through hole (3), a first connecting block (5) is provided at the top of the output shaft (4), connecting arms (6) are provided on both sides of the first connecting block (5), a pressure rod (7) is provided at the bottom of one end of the connecting arm (6), a second connecting block (8) is provided at the top of the processing table (1), connecting rods (9) are provided on both sides of the second connecting block (8), sliding grooves (10) are provided on both sides of the top of the processing table (1), a screw rod (11) is provided inside the sliding groove (10), a slider (12) is provided on the surface of the screw rod (11), a handle (13) is provided at one end of the screw rod (11), and a limit plate (14) is provided at the top of the slider (12).

2. A magnetic pole plate processing fixture according to claim 1, characterized in that: A cylinder (2) is fixedly mounted on the bottom of the processing table (1), a through hole (3) is fixedly opened in the middle of the surface of the processing table (1), and the bottom end of the output shaft (4) is fixedly connected to the top output end of the cylinder (2).

3. A magnetic pole plate processing fixture according to claim 1, characterized in that: A first connecting block (5) is fixedly mounted on the top of the output shaft (4), connecting arms (6) are rotatably connected inside the first connecting block (5), and a pressure rod (7) is fixedly penetrated at the bottom of one end of the connecting arm (6).

4. The magnetic pole plate processing fixture according to claim 1, characterized in that: A second connecting block (8) is fixedly mounted on the top of the processing table (1), and the second connecting block (8) is distributed on both sides of the through hole (3). The two sides of the second connecting block (8) are rotatably connected to connecting rods (9), and the top ends of the connecting rods (9) are rotatably arranged on both sides of the connecting arm (6).

5. The magnetic pole plate processing fixture according to claim 1, characterized in that: Slide grooves (10) are fixedly provided on both sides of the top of the processing table (1), and a screw rod (11) is rotatably connected inside the slide groove (10).

6. A magnetic pole plate processing fixture according to claim 1, characterized in that: The surface of the screw rod (11) is threadedly connected with a slider (12), one end of the screw rod (11) is fixedly mounted with a handle (13), and the top of the slider (12) is fixedly mounted with a limit plate (14).

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